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2. Contextual approaches;VB Agocha,2014
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4. American Psychological Association. (2014). Answers to your questions about transgender people, gender identity, and gender expression. Retrieved from http://www.apa.org/topics/lgbt/transgender.aspx
5. American Psychological Association. (2018). A glossary: Defining transgender terms. Monitor on Psychology, 49, 32. https://www.apa.org/monitor/2018/09/ce-corner-glossary.aspx